vm_block_handler_verify() should not return any value.

* vm_core.h (vm_block_handler_verify): this function only checks
  the given block handler with VM_ASSERT(). No need to return any value.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59045 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

eval_intern.h

@@ -7,7 +7,7 @@
 static inline void
 vm_passed_block_handler_set(rb_thread_t *th, VALUE block_handler)
 {
-    VM_ASSERT(vm_block_handler_verify(block_handler));
+    vm_block_handler_verify(block_handler);
     th->passed_block_handler = block_handler;
 }
 
@@ -15,7 +15,7 @@ static inline void
 pass_passed_block_handler(rb_thread_t *th)
 {
     VALUE block_handler = rb_vm_frame_block_handler(th->ec.cfp);
-    VM_ASSERT(vm_block_handler_verify(block_handler));
+    vm_block_handler_verify(block_handler);
     vm_passed_block_handler_set(th, block_handler);
     VM_ENV_FLAGS_SET(th->ec.cfp->ep, VM_FRAME_FLAG_PASSED);
 }

vm.c

@@ -166,6 +166,7 @@ vm_passed_block_handler(rb_thread_t *th)
 {
     VALUE block_handler = th->passed_block_handler;
     th->passed_block_handler = VM_BLOCK_HANDLER_NONE;
+    vm_block_handler_verify(block_handler);
     return block_handler;
 }
 
@@ -1069,7 +1070,7 @@ static inline VALUE
 check_block_handler(rb_thread_t *th)
 {
     VALUE block_handler = VM_CF_BLOCK_HANDLER(th->ec.cfp);
-    VM_ASSERT(vm_block_handler_verify(block_handler));
+    vm_block_handler_verify(block_handler);
     if (UNLIKELY(block_handler == VM_BLOCK_HANDLER_NONE)) {
 	rb_vm_localjump_error("no block given", Qnil, 0);
     }
@@ -1167,7 +1168,7 @@ rb_vm_invoke_proc(rb_thread_t *th, rb_proc_t *proc,
 		  int argc, const VALUE *argv, VALUE passed_block_handler)
 {
     VALUE self = vm_block_self(&proc->block);
-    VM_ASSERT(vm_block_handler_verify(passed_block_handler));
+    vm_block_handler_verify(passed_block_handler);
 
     if (proc->is_from_method) {
 	return vm_invoke_bmethod(th, proc, self, argc, argv, passed_block_handler);

vm_core.h

@@ -1302,12 +1302,11 @@ vm_block_handler_type(VALUE block_handler)
     }
 }
 
-static inline int
+static inline void
 vm_block_handler_verify(VALUE block_handler)
 {
     VM_ASSERT(block_handler == VM_BLOCK_HANDLER_NONE ||
 	      (vm_block_handler_type(block_handler), 1));
-    return 1;
 }
 
 static inline enum rb_block_type